True, although there is a dev overhead and there are other issues (cold starts, unpredictable bills, zero control of the runtime, vendor lock-in, etc).
Serverless is not a silver bullet.
Serverless is not a silver bullet.
A lot of complexity we add to these systems is about fairness. Fair is always about narrowing the gap between best and worst case run times and trying to keep the result close to expectations, and being able to defend it when they don’t match.
unpredictable billing - this is why you setup billing alerts and not an issue unless you hit HN front page
vendor lock in - you can take your functions and upload it to google, azure, cloudflare